From landing on a comet to building artificial DNA base pairs, 2014 was an amazing year for science. Check out the top 10 scientific achievements of 2014 - and meet Science's Breakthrough of the Year!

Breakthrough of the Year: The top 10 scientific achievements of 2014Science picks the most important discoveries of the yearNEWS.SCIENCEMAG.ORG

_________________Please feel free to point out big mistakes in my messages in a foreign language. Thanks to your remarks, I'll be able to improve my level.PS: Pls note that I chose American English for my vocabulary, grammar, spelling, culture, etc.